CAS Registry Number

CAS 66-77-3 — 1-Naphthaldehyde

1-Naphthaldehyde is an aromatic aldehyde with a distinct almond-like odor, widely used in fragrance synthesis, flavor compounds, and as a precursor in organic chemistry for dyes, pharmaceuticals, and agrochemicals. It appears as a white to pale yellow crystalline solid at room temperature. This chemical has a CAS number of 66-77-3, with a molecular formula of C11H8O and a molecular weight of 156.18 g/mol. It is classified under the signal word "Warning" for safety and should be stored at ambient conditions. Molekula supplies 1-Naphthaldehyde from research to bulk quantities with full documentation and ISO 9001:2015 traceability.